Answer:

Step-by-step explanation:
We are given the function:

And we want to find F(<em>b</em> + 3).
We can substitute:

Expand:

Rearrange:

Combine like terms. Hence:

In conclusion:

Answer:
3.B
4.A
Step-by-step explanation:
Answer:
82 rounded to the nearest ten is:
80
Answer:
Hi there! The square root would be 140.97517512.
Hope this helps! Brainliest appreciated!
D. Subtraction property of equality, because since its +34 you have to change it to a subtraction sign and subtract it from both sides. So it should look something like this